package com.ljw.service;

import com.ljw.dao.CityDao;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;
import java.util.Map;

/**
 * @Author: lijunwei
 * @Time: 2019/8/20 19:55
 */
@Service
public class CityService {
    @Autowired
    private CityDao cityDao;

    public  void  query(){
        List<Map<String, Object>> lists = cityDao.query();
    }
}
